Men's HealthLow risk

How can better breathing improve your 5K performance?

Originally titled: “PB Your 5K By Fixing Your Breathing | Men's Health UK”

Channel: Men's Health UK · Watch on YouTube ↗

Published 3/26/2026 · Updated 10/31/2026

Best for: Men interested in improving running performance, particularly those training for 5K events, and individuals seeking general breathing improvement for fitness
Be careful: The video’s breathing techniques are low‑risk but may not be suitable for individuals with specific respiratory or cardiovascular conditions without medical guidance

Summary

In this 72‑minute episode of Men’s Health UK, breathing specialist David ‘Jacko’ Jackson joins hosts Andrew Tracey and Ben Shephard to explore how everyday breathing patterns can affect athletic performance, especially in endurance activities like a 5K run. The discussion begins with an overview of typical faulty breathing habits—such as shallow chest breathing and mouth‑only inhalation—and why these may limit oxygen delivery and increase perceived effort during exercise. Jacko explains the physiological basis of diaphragmatic breathing, referencing basic respiratory anatomy and the role of the diaphragm in efficient ventilation. He demonstrates simple drills that viewers can practice, including paced inhalation‑exhalation cycles, nasal breathing techniques, and posture adjustments to facilitate better lung expansion. The segment also touches on how stress and habitual tension can reinforce poor breathing patterns, and suggests mindfulness‑based approaches to re‑train the body. The hosts relate these concepts to running performance, highlighting how improved breathing can potentially lower heart rate, enhance endurance, and reduce the likelihood of side‑stitches during a 5K. They also discuss practical integration of the drills into regular training, recommending short daily practice sessions and gradual incorporation during warm‑ups and runs. While anecdotal benefits are shared, the conversation stays grounded in general fitness principles rather than promising dramatic performance gains. Throughout the episode, Jacko emphasizes the importance of individualized assessment, noting that people with certain respiratory conditions or cardiovascular issues should consult a medical professional before adopting new breathing regimens. The hosts also acknowledge that while breathing adjustments can complement training, they are not a substitute for structured running programs, proper nutrition, or rest. The video concludes with a Q&A segment where viewers’ questions about breath control during high‑intensity intervals, altitude training, and everyday stress management are addressed. The overall tone is educational and encouraging, aiming to provide listeners with actionable, low‑risk techniques to potentially enhance their running efficiency and overall well‑being.

Key Takeaways

  • ✓Most people default to shallow chest breathing, which can limit oxygen uptake during exercise
  • ✓Diaphragmatic (belly) breathing, especially through the nose, can improve ventilation efficiency
  • ✓Simple breathing drills can be practiced daily and incorporated into warm‑ups
  • ✓Better breathing may help lower perceived effort and reduce side‑stitches in running
  • ✓Individual health conditions should be considered; consult a professional if uncertain

What to Be Careful About

  • ⚠The video’s breathing techniques are low‑risk but may not be suitable for individuals with specific respiratory or cardiovascular conditions without medical guidance

Enjoying this breakdown? Get one every week.

5 trending videos summarised · 3 claims checked · 1 practical takeaway — every week. No miracle-cure nonsense.

Advertisement

Topics

Key terms in this video

Related reviews

Advertisement

Are you the creator of this video?

Embed this badge on your site or in your video description to link back to our review.

Reviewed by MenHealth Digest

Free newsletter

Get the weekly digest

5 videos summarised · 3 claims checked · 1 practical takeaway

Unsubscribe any time. No spam.